diff --git a/config/cmake/HDFCompilerFlags.cmake b/config/cmake/HDFCompilerFlags.cmake
index 4116a67cb05..8f9e2a18fcc 100644
--- a/config/cmake/HDFCompilerFlags.cmake
+++ b/config/cmake/HDFCompilerFlags.cmake
@@ -375,7 +375,6 @@ if (HDF5_ENABLE_DEBUG_APIS)
       H5D_DEBUG
       H5D_CHUNK_DEBUG
       H5F_DEBUG
-      H5I_DEBUG
       H5MM_DEBUG
       H5O_DEBUG
       H5S_DEBUG
diff --git a/configure.ac b/configure.ac
index 26c7681d917..30962b1adcf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2572,8 +2572,8 @@ AC_SUBST([INTERNAL_DEBUG_OUTPUT])
 ## too specialized or have huge performance hits. These
 ## are not listed in the "all" packages list.
 ##
-## all_packages="AC,B,B2,D,F,FA,FL,FS,I,MM,O,S,T,Z"
-all_packages="AC,B2,CX,D,F,I,MM,O,S,T,Z"
+## all_packages="AC,B,B2,D,F,FA,FL,FS,MM,O,S,T,Z"
+all_packages="AC,B2,CX,D,F,MM,O,S,T,Z"
 
 case "X-$INTERNAL_DEBUG_OUTPUT" in
   X-yes|X-all)
diff --git a/src/H5Iint.c b/src/H5Iint.c
index 1c5321461cc..fe3b90c2454 100644
--- a/src/H5Iint.c
+++ b/src/H5Iint.c
@@ -373,15 +373,6 @@ H5I__mark_node(void *_info, void H5_ATTR_UNUSED *key, void *_udata)
             /* Discard the future object */
             if ((info->discard_cb)(info->u.object) < 0) {
                 if (udata->force) {
-#ifdef H5I_DEBUG
-                    if (H5DEBUG(I)) {
-                        fprintf(H5DEBUG(I),
-                                "H5I: discard type=%d obj=%p "
-                                "failure ignored\n",
-                                (int)udata->type_info->cls->type, info->u.c_object);
-                    }
-#endif /* H5I_DEBUG */
-
                     /* Indicate node should be removed from list */
                     mark = true;
                 }
@@ -396,15 +387,6 @@ H5I__mark_node(void *_info, void H5_ATTR_UNUSED *key, void *_udata)
             if (udata->type_info->cls->free_func &&
                 (udata->type_info->cls->free_func)(info->u.object, H5_REQUEST_NULL) < 0) {
                 if (udata->force) {
-#ifdef H5I_DEBUG
-                    if (H5DEBUG(I)) {
-                        fprintf(H5DEBUG(I),
-                                "H5I: free type=%d obj=%p "
-                                "failure ignored\n",
-                                (int)udata->type_info->cls->type, info->u.c_object);
-                    }
-#endif /* H5I_DEBUG */
-
                     /* Indicate node should be removed from list */
                     mark = true;
                 }